Tag

#Zero-day

3 articles

Critical Cisco SD-WAN Zero-Day Exploited Since 2023

Cisco Catalyst SD-WAN critical authentication bypass (CVE-2026-20127) actively exploited since 2023, enabling remote compromise and rogue peer addition.

Runtime Rebel Intel

4 min read·Feb 25, 2026

HIGH

Threat Intel

Ex-L3Harris Executive Sentenced for Selling Zero-Days to Russia

Former Trenchant CEO James Michael Robinson sentenced to 90 months for stealing zero-day exploits and selling them to a Russian state-linked broker.

Runtime Rebel Intel

4 min read·Feb 25, 2026

CRITICAL

Vulnerabilities

January 2026 CVE Landscape: APT28 Zero-Day & Critical Flaws

Runtime Rebel details January 2026's 23 critical CVEs, including an APT28 zero-day in Microsoft Office and critical enterprise authentication bypass vulnerabilities.

Runtime Rebel Intel

5 min read·Feb 25, 2026